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Cobalt, Blood
Test Code35417
CPT Codes
83018<br><strong>This test code is for non-New York patient testing. For New York patient testing, use test code 13658.</strong>
Preferred Specimen
4 mL whole blood collected in an EDTA (royal blue-top) tube
Patient Preparation
Patient should refrain from taking mineral supplements, vitamin B12 or vitamin B complex 3 days prior to specimen collection
Minimum Volume
2 mL
Other Acceptable Specimens
Sodium heparin (royal blue-top) tube
Instructions
Avoid worksite collection. To avoid contamination, use powderless gloves. Do not aliquot specimens.
Tests performed on a specimen submitted in a non-trace element tube or non acid washed/non metal free container may not accurately reflect the patient's level. If a non-trace element tube/container is received, it will be accepted for testing. However, elevated results shall be reported with a message that a re-submission with a trace element tube/container is recommended.
Tests performed on a specimen submitted in a non-trace element tube or non acid washed/non metal free container may not accurately reflect the patient's level. If a non-trace element tube/container is received, it will be accepted for testing. However, elevated results shall be reported with a message that a re-submission with a trace element tube/container is recommended.
Transport Temperature
Refrigerated (cold packs)
Specimen Stability
Room temperature: 48 hours
Refrigerated: 5 days
Frozen: Unacceptable
Refrigerated: 5 days
Frozen: Unacceptable
Methodology
Inductively Coupled Plasma/Mass Spectrometry (ICP/MS)
FDA Status
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by the FDA. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.
Setup Schedule
Set up: Tues-Sat; Report available: 1-4 days
Clinical Significance
Cobalt is part of our diet. Approximately 85% of absorbed cobalt is excreted in the urine and the remainder eliminated in stool. Toxicity may occur in select industrial environments. Cobalt is not mined in the United States so primary supplies are imported.
